A 50% cut off transactions? Holy wow Batman.
I like that you can get away with it but has anybody ever complained?
Edit ---
Btw you have some kind of awful bug where after you click about 2-3 subjects on the left sidebar, the links to view info on the notes for sale becomes blank and unclickable. I suppose that doesnt help conversion :P Email me if you need a better explanation to recreate the problem.